Hello
ODK history lovers
The small
Cooper air-cooled 4-stroke engines were licensed copies
of the North American
Johnson Iron Horse.
Cooper Engineering –
owned by the giant
Sunbeam Corporation – would make a few models
under licence in Australia.
The designs of these small ‘sloper’ engines date to the 1930s,
when the
Johnson Outboard Motor Company,
In Australia, production probably began during WWII, when small
engines were needed to power military generators and water
pumps, and the like.
Post War, these Cooper engines formed part of the Cooper range
of industrial engines, and were mainly used on agricultural machinery,
but some AUS mower makers did use them. These makers include
the
Grasshopper reel mower. The
Marino Mowall, and the
Cooper Rotary Slasher.
TO BE CONTINUED …